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Sylvain


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National Physical Laboratory

61 total contributions since 2012

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Question


Why my model is not running properly on my raspberry pi ? (PIGPIO.h test)
Hi, I have build the attached model to run on the raspberry pi. The model contain a S-function builder to try the library PigP...

2 months ago | 0 answers | 0

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Answered
"Error using matlabshared.internal.ssh2Client"
Same error message, my Pi is wiried to the host PC. After a couple of time working with tune & monitor. I just unplugged the eth...

2 months ago | 0

Question


What GPIO library is used for the RaspberryPi support package?
Simple question, is it uing a mathworks library? the Pigpio library? WiringPi?

2 months ago | 0 answers | 0

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Question


How to upgrade Raspbian when used with MATLAB/Simulink? Will it create a compatibility issue?
I have my raspberry pi plugged with my ethernet cable. I would like to update/upgrade raspbian, to add additional features, such...

2 months ago | 0 answers | 0

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answers

Question


How to optimize code generation for Arduino Uno for Tune&Monitor?
(After few tries, I have updated the end of this post) I just adapted the following arduino Code to display the character 'A'...

3 months ago | 0 answers | 0

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Question


What is the best way to use Arduino libraries to interface with the Raspberry pi ?
I have both Hardware support packages Arduino and Raspberry for simulink. There are plenty of libraries for the arduino framewor...

3 months ago | 0 answers | 0

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Question


How to create a hovering effect on images in the App creator
when using the app designer, We can use images that have callback when clicking the image. Is there any property to modify t...

3 months ago | 1 answer | 0

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answer

Answered
How to use convertTDMS script and what is the most efficient file format to post-process data in MATLAB?
You can use this instead: https://uk.mathworks.com/matlabcentral/fileexchange/44206-converttdms-v10 the function TDMS_getStruct...

4 months ago | 0

Answered
How to interpolate data
interp1 inputs must be real number (look at the section input arguments from the help.). Thus remove the NaN values from the inp...

4 months ago | 0

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Answered
How to interpolate data
Input Arguments collapse all x — Sample points vector Sample points, specified as a row or column vector of real numbers. Th...

4 months ago | 0

Answered
lenend keep only text
dummyh_1= line(nan, nan, 'Linestyle', 'none', 'Marker', 'none', 'Color', 'none');hold on dummyh_2= line(nan, nan, 'Linestyle', ...

4 months ago | 0

Answered
Read .txt file , Truss optimization
The issue is not in your code, but in your text file, line 71: 12 01 .2.50 2.0 10.0 10.0 Must be converted to : 12 01...

4 months ago | 1

| accepted

Answered
how do i set drawrectangle to have a specific increment only?
you can set the property "Position" of an existing rectangle: A=drawrectangle; %draw a rectangle A.Position=[0.5 0.2 0.35 0.2]...

4 months ago | 0

Question


Support Package for Raspberry Pi (R2020a) - does it support the CM4 ?
Maybe a trivial question, the support package seems to support the Pi4, but I am just wondering if it support the Pi CM4?

4 months ago | 1 answer | 0

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answer

Solved


Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

4 months ago

Solved


Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

4 months ago

Solved


Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

4 months ago

Answered
How do I perform a clean re-installation of a Support Package?
Can you please provide details on how to do a clean re-install of a unique support package without deleting the other installed?...

4 months ago | 0

Solved


Write a code that will follow the equation y = x * (x + x) * x.
If x = 5, y = 5 * (5+5) * 5 = 250

4 months ago

Solved


Volume of a box
Given a box with a length a, width b, and height c. Solve the volume of the box.

4 months ago

Solved


Square a Number
Given an input x, return y, which is equal to the square of x.

4 months ago

Solved


Matlab Basics II - squares
Write a function that takes matrix A, and squares each element in the matrix example: A = [1 2 3] output = [1 4 9]

4 months ago

Solved


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; ...

4 months ago

Solved


Find the maximum number of decimal places in a set of numbers
Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

4 months ago

Solved


Make roundn function
Make roundn function using round. x=0.55555 y=function(x,1) y=1 y=function(x,2) y=0.6 y=function(x,3) ...

4 months ago

Solved


Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...

4 months ago

Solved


Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

4 months ago

Solved


Matlab Basics - Rounding II
Write a script to round a variable x to 3 decimal places: e.g. x = 2.3456 --> y = 2.346

4 months ago

Solved


Check that number is whole number
Check that number is whole number Say x=15, then answer is 1. x=15.2 , then answer is 0. <http://en.wikipedia.org/wiki/Whole...

4 months ago

Solved


MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

4 months ago

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